2019269560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{2551}}^1$

素因数の和:2837

約数の個数: 128

約数和(自身を含む): 5688714240

約数和(自身を除く): 3669444680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 257, 280, 308, 385, 440, 514, 616, 770, 1028, 1285, 1540, 1799, 2056, 2551, 2570, 2827, 3080, 3598, 5102, 5140, 5654, 7196, 8995, 10204, 10280, 11308, 12755, 14135, 14392, 17857, 17990, 19789, 20408, 22616, 25510, 28061, 28270, 35714, 35980, 39578, 51020, 56122, 56540, 71428, 71960, 79156, 89285, 98945, 102040, 112244, 113080, 140305, 142856, 158312, 178570, 196427, 197890, 224488, 280610, 357140, 392854, 395780, 561220, 655607, 714280, 785708, 791560, 982135, 1122440, 1311214, 1571416, 1964270, 2622428, 3278035, 3928540, 4589249, 5244856, 6556070, 7211677, 7857080, 9178498, 13112140, 14423354, 18356996, 22946245, 26224280, 28846708, 36058385, 36713992, 45892490, 50481739, 57693416, 72116770, 91784980, 100963478, 144233540, 183569960, 201926956, 252408695, 288467080, 403853912, 504817390, 1009634780, 2019269560]

約数ペア:

[(1, 2019269560), (2, 1009634780), (4, 504817390), (5, 403853912), (7, 288467080), (8, 252408695), (10, 201926956), (11, 183569960), (14, 144233540), (20, 100963478), (22, 91784980), (28, 72116770), (35, 57693416), (40, 50481739), (44, 45892490), (55, 36713992), (56, 36058385), (70, 28846708), (77, 26224280), (88, 22946245), (110, 18356996), (140, 14423354), (154, 13112140), (220, 9178498), (257, 7857080), (280, 7211677), (308, 6556070), (385, 5244856), (440, 4589249), (514, 3928540), (616, 3278035), (770, 2622428), (1028, 1964270), (1285, 1571416), (1540, 1311214), (1799, 1122440), (2056, 982135), (2551, 791560), (2570, 785708), (2827, 714280), (3080, 655607), (3598, 561220), (5102, 395780), (5140, 392854), (5654, 357140), (7196, 280610), (8995, 224488), (10204, 197890), (10280, 196427), (11308, 178570), (12755, 158312), (14135, 142856), (14392, 140305), (17857, 113080), (17990, 112244), (19789, 102040), (20408, 98945), (22616, 89285), (25510, 79156), (28061, 71960), (28270, 71428), (35714, 56540), (35980, 56122), (39578, 51020)]